Granted Patent
Utility
US 5,339,009 · App. 07/904,717
Method and apparatus for distinguishing input signals and generating a common dimming signal
Inventor:
Henry H. Lai
Patented Case
View Patent ↗
Granted: Aug 16, 1994
Filed: Jun 25, 1992
Inventor
Henry H. Lai
Assignee (at issue)
Ford Motor Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.